holley vacuum secondary diaphragm

Holley vacuum secondaries: keep the check ball or remove ... 99. San Francisco Mall Holley 135-11 Vacuum Secondary Diaphragm by Holley. . Remove the vacuum secondary unit from the carb. Holley 135-6 Vacuum Secondary Diaphragm. Ships from and sold by Allstate Carburetor. $11.95. The orifice in the primaries is assisted by another orifice in the secondary venturi. Holley 135-4 Vacuum Secondary Diaphragm - AutoZone.com Holley 135-4 Vacuum Secondary Diaphragm Diaphragms for Holley Carburetors Secondary Diaphragm Assy - 2.288 stem length - OEM# 35R-235A. Secondary Diaphragm Assy fits Holley. CARBURETORS - Model 4160 Carburetor (Exploded View) Repair Kit for Performance Holley Carburetors: Not Yet Reviewed. Holley 3310 750 CFM 4160 4 Barrel Carburetor Vacuum Secondary Mechanical Choke. I was working on it and had the vac. Top Rated Seller Top Rated Seller. Give us a call with your carburetor list number, and we will make sure it is or we'll get you the right one. You can either take out the gasket between . Make 4 payments of $9.59 over 8 weeks and get it now! Vacuum-secondary Holley carburetors take advantage of the engine's intake manifold vacuum, which is strongest at idle and drops as the throttle is opened. Holley 4150 Carburetor Rebuild Kit Vacuum Secondary Diaphragm EtOH Resistant. Order ships free when this item is included and exceeds $99. Most common for Holley 4160 Holley 4150 vacuum secondary Demon Vacuum secondary carbs Road Demon and Road Demon Jr Diaphragm has Long Stem 2.054 matches OE HOLLEY 135-4 Changing springs in the traditional housing requires the removal of the choke housing as well as removing the diaphragm housing itself to access the spring. Holley Vacuum Secondary Diaphragms Holley vacuum secondary diaphragms will replace your existing worn-out diaphragms. Rated 5 out of 5 by Urbie from 135 4 Holley vac secondary I bought and received this product very quickly Kept my down time to a minimum Don't worry here is the best seller holley. I took apart the 750cfm Holley 4160 that we have on our BFN last weekend and attempted to address the on/off nature of the secondaries. Location: SF East Bay CA. Vacuum Secondary Parts. Air Cleaner Stud - M5X8 Thd. They are made from a high performance rubber material and will fit most Holley carburetors with vacuum secondaries. Holley 20-59 Quick Change Vacuum Secondary Housing Kit. 75 38 Vacuum Secondary Diaphragm - see secondary diaphragm section; pg. See All Buying Options. The secondary opening is caused by a vacuum created in the primary venturi under load. There are no reviews yet. Select a row below to filter reviews. 7 product ratings - 2 HOLLEY PLAIN VACUUM SECONDARY DIAPHRAGM SPRING. Home /. A little ball bearing fell out and I have lost it. I'm thinking I might have a vacuum leak but not sure. When a predetermined amount of vacuum is sensed, the vacuum diaphragm pushes against a spring. This particular carb is a holley 80457S vacuum secondary aluminum main. There is a small rubber hose (aprox 3/16 ID) that goes from the front carb diaphragm to the rear one on the left side of the carbs. In Stock. Carburetor Components /. Possibly Holley# 135-4 but I can't confirm. Please be sure to compare the measurement of the stem. This item: Holley - 20-13 Secondary Diaphragm Spring Kit. A 750 CFM Vac. Holley 3310-4 750 CFM CARBURETOR Vacuum Secondary (NEW OLD STOCK) New (Other) 5.0 out of 5 stars. 5.0 out of 5 stars Aok. 135-4 135-2 135-11 Vacuum Secondary Diaphragm Carburetor Repair kit Accessories for 390-750 CFM 1841849, 1850, 3310, 6619, 6909, 8007, 9834, 80457, 80463, 80508, 80529 The vacuum that operates the secondary diaphragm comes from the passenger-side primary bore, just below the venturi break. Free In-Store or Curbside Pick Up. Alcohol Resistant. When the spring's resistance pressure is overcome by engine vacuum, the diaphragm is able to pull the secondary throttle blades open. The Holley vacuum secondary diaphragm is designed to replace original equipment and will meet or exceed manufacturer's standards. All positive reviews › Stucker1. Product Features: Vacuum Secondary Diaphragm Add to Wish List. Vacuum Secondary Diaphragm by Holley®. Some skill and common sense necessary but gets the job done. See all 12 photos This is a vacuum secondary four-barrel Holley that can be easily identified by the large vacuum diaphragm located on the passenger side of the carb (arrow). Applications Questions & Answers There are no questions for this product. Anything you need, feel free to get in touch. Engine/manifold vacuum is not related and has no effect on the operation of the carburetors secondary system. I have the quick change tops on the vacuum secondary diaphragm housings for both carbs, and they are linked together with a vacuum hose. Sold as Each (1). When the vacuum gets high enough, it overcomes the tension of the spring and moves the diaphragm. rebuilding & modifying Holley carbs. On the subject of the ball check in the Vacuum Secondary Chamber. Ford Thunderbird Carburetor Secondary Vacuum Diaphragm, For Holley 4000 4 Barrel. I have verified the secondary's won't open. Holley Carburetor vacuum secondary diapragm 135-3, 8007, Marine carburetor. The opening rate of a vacuum secondary system is controlled by the diaphragm spring located in the vacuum secondary diaphragm housing. It's very curious you would have fuel leaking down the secondary diaphragm rod though. Holley 135-4 Secondary Diaphragm. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. Step 5: Inspect Vacuum Port Gasket. Products to Compare (max of 3) The Holley vacuum secondary diaphragm is designed to replace original equipment and will meet or exceed manufacturer's standards. Part Type: Carburetor Vacuum Secondary Covers Easy install. Watch a video about this diaphragm. Sec. - Holley 3310-4 750 CFM CARBURETOR Vacuum Secondary (NEW OLD STOCK) C $503.80. From start to finish, Holley has the parts to make your dream a reality. Vacuum for the diaphragm is supplied initially from one of . $8.29 $8.89 Holley Vacuum Secondary Diaphragm Fits C. $39.44 Holley Vacuum Secondary Spring Kit Assor. Oct 9, 2000. As rpm increases, so does the vacuum signal in the carburetor venturies. It will meet your needs and deliver great quality at an affordable cost. They are made from a high performance rubber material and will fit most Holley carburetors with vacuum secondaries. VACUUM SECONDARY DIAPHRAGM TO SUIT HOLLEY LIST # 1848. SELECT STORE. Racers Discount Warehouse is a leader in racing and performance parts. A "lighter" spring will allow the secondary throttle plates to open more quickly. . $229.95. Vacuum Secondary Diaphragm Carburettor Numbers R1848-1 R3220 R6299-1 R8007; Rod length is 1.88″ TO THE CENTRE OF PIVOT (EYELET) Additional Information. Description. Fellas, I have a 750 vac. fit this carb., as they also do with the Autolite. Holley Vacuum Secondary Diaphragm Housings and Covers 2 Customer Reviews Holley vacuum secondary diaphragm housings and covers are designed to replace your existing cover without any modifications. Vacuum Secondary Diaphragm. The motor will make a much throatier noise than normal, and you'll notice the . 36 Secondary Diaphragm Cover - (standard) 20-85;pg.89, - (quick change) 20-95; pg. Holley 135-11 Vacuum Secondary Diaphragm Skip to primary navigation or Best Offer +C $19.19 shipping estimate. Even if the spring is cut down , or you have uber vacuum at the manifold. Home Delivery. Holley HOL 37-119 Carburetor Renew Kit. I have checked float levels, accelerator pump, fuel filters (both carb and fuel line filters), disassembled vacuum secondary diaphragm . The primary is an 1850 600 cfm, and the secondary is an 8007 390 cfm. The carb is re manufactured and has less than 500 miles on it. When vacuum drops to a preset value, a spring in the diaphragm housing overcomes the diaphragm and pushes the secondary throttle lever to open the butterfly valves. Rating Snapshot. A spring assortment kit, Holley P/N 20-13, is available to help you "tailor" the secondary opening rate to . 1 product rating. Vacuum Secondary Diaphragm, Rubber, Holley Carburetors, Each Vacuum Secondary Diaphragm Material: Rubber Quantity: Sold individually. Holley Vacuum Secondary Diaphragm 152 22 offers from $14.88 Holley HOL 37-119 Carburetor Renew Kit 383 15 offers from $34.78 Customers also viewed these products Page 1 of 1 Start over Holley HOL 37-485 Carburetor Renew Kit 283 17 offers from $45.02 Holley 30Cc Pump Carburetor Diaphragm (Gflt) 90 23 offers from $12.16 95 40 Vacuum Secondary Housing to Main Body Gasket $ 7.25. +C $86.44 shipping estimate. You need to assure the secondary housing/diaphragm/check ball/cork seal to carb body are all intact before jumping through a ton of hoops. It is running at about 19" of vacuum at idle. I have a 427 side oiler with two 650 Holley 4 barrels. Holley 1 x 4 Diaphragm Housing Cover. (Had some good aiflow mods too.) Choke and Vacuum Secondary Components /. diaphragm cover off to verify which spring was in it. I can't seem to find any info in manuals or books that tells me. Quick Fuel 35-4QFT - Quick Fuel Carburetor Vacuum Secondary Diaphragms. Carter AFB & WCFB, 4 barrel carburetor secondary diaphragm. Holley Carburetor Vacuum Secondary Diaphragm. double check before fitting, or you potentially end up with secondarys stuck open a little. In the Holley world of controlled-secondary carbs, a vacuum diaphragm plus a diaphragm spring controls secondary throttle-blade opening. SECONDARY DIAPHRAGM SPRING KIT P/N 20-13 For models 4150 & 4160 Vacuum Activated Secondary Carburetors INSTALLATION & TUNING INSTRUCTIONS 199R8219-3 INTRODUCTION: This kit contains a variety of secondary diaphragm springs to tailor the secondary opening characteristics to a particular engine and vehicle configuration. The secondardaries on a vacuum secondary like the holley 750 Never open all the way. Save on Holley Vacuum Secondary Diaphragm 135-4 at Advance Auto Parts. secondary carb in my garage that I am goiong to be selling. 99. Description Holley Vacuum secondary diaphragm. Secondary diaphragm replacement for vacuum secondary 4160 series carbs. Top positive review. 4.2 out of 5 stars. 404. The vacuum housing is larger in diameter than a soda can and an obvious clue that it isn't your run-of-the-mill 750CFM Holley. Many years ago I removed the check ball under the advice . HOLLEY VACUUM SECONDARY DIAPHRAGM 135-4. 5 Genuine Holley QFT AED CCS 135-4 Carburetor Vacuum Secondary Diaphragm. X .960 Length. Parts are just part of what we do. Holley 1 x 4 Diaphragm Housing Cover $ 11. Only 6 left in stock - order soon. Vacuum Secondary Parts - Holley. Secondary Diaphragm - Trick - Rubber / Steel - Vacuum Secondary - Holley Style Carburetors - Each . 2 1 S p Q o n P 0 K I s 3 L T Y o r e d. Nitrophyl Float - Holley 2210, 2211C, 2245 - 10.5g. Buy online, pick up in-store in 30 minutes. Pretty straight forward piece to replace old diaphragm in spite of having to use old arm. This product is made of high-quality materials to serve you for years to come. New New New. from United States. 135-4 135-2 135-11 Vacuum Secondary Diaphragm Carburetor Repair kit Accessories for 390-750 CFM 1841849, 1850, 3310, 6619, 6909, 8007, 9834, 80457, 80463, 80508, 80529. Car starts good, idles well and runs fine up to a point. Weight: 0.02 kg: Reviews. Vacuum secondaries are activated by venturii velocity through the primary venturii and further aided by secondary venturii velocity. I've fitted a brand new Holley 1850 carb on my 302 engine. 94 39 Vacuum Secondary Lower Housing - 34-503 (includes chrome standard top); pg. They are made of diecast aluminum and are chrome plated for durability. The rate at which the vacuum secondaries open can be manipulated by changing the springs in the secondary diaphragm. Availability: In Stock. Secondary Diaphragm - Trick - Rubber / Steel - Vacuum Secondary - Holley Style Carburetors - Each New vacuum secondary diaphram for Holley 4160 type carbs. Made in the USA. And for fuel to get from there to running down the rod, the diaphragm would also have to be ruptured. Ssecondaries can be manually opened if the primary side is held open. One more Holley question today for the experts. From Holley -. Holley parts, power valves, jets, accelerator pump diaphrams, ect. 1 and 31/32" Length. Holley 135-11 Vacuum Secondary Diaphragm Skip to primary navigation is the tension from the vacuum diaphragm . Make sure to pull the ball bearing and clean out the port. Estimated Ship Date: 4/11/2022 (if ordered today) Drop Ship. Part # 135-6. Rod Lenght 2.054 (2 1/16"). Yes, a 600 cfm will be good for 300+ HP easily. Get yours online today and pick up in store. Re: quick holley vacuum secondary carb question Post by cjperformance » Wed Oct 13, 2010 2:24 am depends on the year of the carb's, there are a couple different shaft lengths. I bought a new diaphragm but when I pulled the housing off before splitting it open, I checked it with my vacuum pump/gauge and it works. CUD4480. $12.17 Quick Fuel Vacuum Secondary Diaphragms $29.13 Holley Quick Change Vacuum Secondary Hou. Vacuum - The secondary blades are attached to a vacuum diaphragm by a rod. The housing locates a . The Holley vacuum secondary diaphragm is designed to replace original equipment and will meet or exceed manufacturer's standards. We have the best prices Guaranteed. Cover-Diaphragm Housing (Quick Change) Expedites Changing Of Vacuum Spring; Holley 20-13 Secondary Diaphragm Spring Kit. . and Mechanical Secondary version is also available at a slightly additional cost. $17.76. Unable to load form config from server. 4.7 out of 5 stars. Free shipping Free shipping Free shipping. They are made from a high-performance rubber material and are designed to fit most Holley carburetors with vacuum secondaries. Choosing the best holley vacuum secondary spring chart for your need in a variety of models might be a problem. Please be sure to compare the measurement of the stem. C $8.70. I used to get 300+ HP from a 351C with a torque cam and 600 cfm Holley vacuum secondary carb, yet get 19-20 mpg in the highways. Holley 135-6 Vacuum Secondary Diaphragm $ 44. Ask a Question Holley 4 barrel diaphragm assembly. Holley Vacuum Secondary Diaphragm. They are made from a high performance rubber material and will fit most Holley carburetors with vacuum secondaries. The vacuum secondary assembly has an internal diaphragm that is an integral part of the actuator rod. Trending at C $22.39 Trending price is based on prices over last 90 days. Part Number: QFT-35-4QFT. Holley vacuum secondary diaphragms will replace your existing worn-out diaphragms. Holley's materials state that the check ball is only used in carbs in which the check ball sits on a hole which has a notch in the side so that it helps moderate the speed at which the secondaries actuate by limiting the amount and speed at which the vacuum signal can reach the diaphram. On Sale. If you need to rebuild one, good luck finding that secondary diaphragm; it seems they're long out of production. Spring kit allows tuning of secondary opening rate. Secondary / Gov Diaphragm Assy fits Holley. Nitrophyl Float - Holley 740 - 13g. Holley part number 135-4. Good item. or Best Offer. Find many great new & used options and get the best deals for Genuine Holley Vacuum Secondary Diaphragm 1848 Carburettor Parts 135-4 at the best online prices at eBay! I have a 18 year old Holley 770 Street Avenger vacuum secondary. There are two types of diaphragm housings on Holley carbs. Step 1: Install Vacuum Secondary Diaphragm It may be difficult to avoid a vacuum leak while installing the secondary diaphragm into its housing. Air & Fuel Delivery /. The diaphragm is held in place by a spring. Designed using state-of-the-art technology and with customers in mind. How are ratings calculated? Holley Replacement Accelerator Pump Components for Holley Carburetors 135-4 is rated 5.0 out of 5 by 4 . Notice the small port with a gasket on the backside of the vacuum unit. I have two Holley 4bbl carbs on my engine. I've put a cable tie around the secondary diaphragm plunger to see how far they are opening and after a fast run down the road it appears that they are not opening at all. Holley 135-4 Vacuum Secondary Diaphragm made by Holley, for as low as $12.88. When I rebuilt the carb, I installed the lightest spring in there to make sure we could pull them open all the way. Can someone confirm the correct part number for the secondary vacuum diaphragm on my Holley carburetor? X .960 Length. Some of the old Holley secondary vacuum canisters used a steel check ball inside them, people would remove the steel ball and the secondaries would just flop open and cause a bog as soon as the they opened. 94 37 Vacuum Secondary Spring - 20-13 (assortment kit); pg. Ships from and sold by Holley Performance Product. Carburetor is a stock 3989021, List 4801-1, 780cfm Holley. Part Type: Carburetor Vacuum Secondary Diaphragms You can order a vacuum secondary diaphragm spring kit with p/n 20-13. HOLLEY CARBURETOR VACUUM SECONDARY DIAPHRAGM. There are several different diaphragms and the difference is the length of the stem. Holley Vacuum Secondary Diaphragms 37 Customer Reviews Holley vacuum secondary diaphragms will replace your existing worn-out diaphragms. 30 offers from $36.05. Includes everything as pictured (no instructions) and is alcohol (EtOH) resistant. Estimated Ship Date: 4/11/2022 (if ordered today) Drop Ship. Select a row below to filter reviews. Also fits similar Barry Grant, Demon, QFT, Proform, AED, & many others. There is an orifice which goes to the secondary diaphragm which "sees" this vacuum. Today I'll be showing you guys how the vacuum secondary system works on a holley carb. Buy Carburetor Secondary Diaphragm - Holley - BK 7355631 online from NAPA Auto Parts Stores. I like vacuum secondary types because they drive better on the street and give better mileage in general, and works fine in my experience. $25.04. $8.59. Made in the USA, Meets or Exceeds Manufactures Specifications. Try an even heavier spring and see what happens. The vacuum overcomes the spring pressure which is holding the secondaries closed. Holley 4160 carburetors w/ vacuum activated secondary. Allows changing the rate of the secondary operating ranges. Customer Reviews. Carburetor Vacuum Secondary Diaphragm, Rubber, Shortened Stem, Holley, Quick Fuel, Each. Applications Questions & Answers Ask a Product Question 1 Questions Q: I have an old Holley 1850 with a diaphragm rod that has 330 stamped in it? the linkage from the primary side to the secondary side is in good shape, hasn't been hacked or modified or anythying. Standard Delivery. When accelerating it stumbles and hesitates just prior to shifting especially noted when shifting from 2nd gear to 3rd and 3rd to 4th. Try to avoid installing the diaphragm while the rubber is "tulip" shaped; it is difficult to seat the rubber properly. Reviewed in the United States on November 29, 2018. $17.79 Holley Holley Vacuum Secondary Component. I used the paper clip on the linkage and it didn't move. Get deals on automotive parts, truck parts and more. ADD TO CART. SKU # 114113. put the vac diaphragm assembly back onto the carb with a new cork gasket for the vacuum passage, and the vac secondaries still don't open AT ALL. We have the best prices Guaranteed. If I pull one end off and apply a vacuum coarse I get nothing, no vacuum will accumulate. There are several different diaphragms and the difference is the length of the stem. Description. HOLLEY 3160, 4150, G, EG, 4152EG, 4160, C. Not sure if this is the right diaphragm for your Holley? Shop for Holley 135-4 Vacuum Secondary Diaphragm with confidence at AutoZone.com. Built in gasket is a plus. Meets or Exceeds Manufactures Specifications. Delivery Nov. 16. More info. Holley Street Avenger Carburetor 570 670 750 870 Diaphragm Spring Kit Replacement ~The Swap~ Question: How do I know if my Vacuum Secondary Spring is too light, or too heavy? Vacuum Secondary Diaphragm About Holley Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley secondary metering plates are secured to the main body with six 8 . Holley Vacuum Secondary Diaphragm Cover . Holley 135-11 Vacuum Secondary Diaphragm Skip to primary navigation The other day while cleaning the engine. Always plan to replace this gasket. . $104.36 JEGS Vacuum Secondary Diaphragm 1/pkg Fi. todays video is a video on testing to see if your vacuum diaphragm on your vacuum Secondary holley carburetor is bad and how to take it apart and repair it w. Holley 135-4 Vacuum Secondary Diaphragm 14.20 View Item Details Genuine Holley Carburetor 50cc Accelerator Pump Diaphragm 135-7-2 2 Pack 14.84 View Item Details Holley Carburetor 30cc Accelerator Pump Diaphragm Rubber 5.99 . Pre-owned Pre-owned Pre-owned. Write a review. Air Cleaner Stud - M5X8 Thd. This aligns with the vacuum port on the main body. Secondary Diaphragm Assy - 2.135 stem length - ref# 35R-219A. This moves the rod and opens the secondary throttle blades. These Holley vacuum secondary diaphragms will replace your existing worn-out diaphragms. Holley 4 barrel governor diaphragm assembly. Maybe feature is disabled. FREE Shipping. In Stock. Racers Discount Warehouse is a leader in racing and performance parts. Est. Answer: When you put your foot in the gas, you can hear the moment when the secondaries open. $38.37. $ 99 this product is made of high-quality materials to serve you for years to come with secondarys open... The way prices over last 90 days Float - Holley 2210, 2211C, 2245 - 10.5g of to... It didn & # x27 ; t move not sure a vacuum coarse get! Is alcohol ( EtOH ) resistant check before fitting, or you have vacuum. Clip on the subject of the ball check in the secondary diaphragm < /a > Description make your dream reality. When I rebuilt the carb is a Holley 80457S vacuum secondary diaphragm About Holley. Aed, & amp ; Answers there are several different diaphragms and the difference the! With six 8 ; of vacuum at the manifold as pictured ( no )... I used the paper clip on the linkage and it didn & # x27 ; m I! There to make your dream a reality diaphrams, ect the tension of the stem as pictured ( no )... And more below the venturi break today and pick up in-store in 30 minutes 780cfm Holley, Meets Exceeds... Top ) ; pg 37 vacuum secondary diaphragm I pull one end off and apply vacuum! To use old arm I get nothing, no vacuum will accumulate down the rod, the diaphragm supplied! & amp ; many others no effect on the operation of the actuator.. Assure the secondary diaphragm, & amp ; Answers there are no Questions for this product finish, Holley Quick. 37-119 Carburetor Renew Kit the moment when the vacuum secondaries in 30 minutes $.... Gets high enough, it overcomes the tension of the stem fuel for! Nitrophyl Float - Holley 3310-4 750 CFM 4160 4 Barrel Carburetor vacuum secondary diaphragm - AutoZone.com < /a > 750! Old diaphragm in spite of having to use old arm my Holley Carburetor vacuum secondary assembly has internal... Assure the secondary diaphragm Assy - 2.135 stem length - ref # 35R-219A the of. Quick fuel vacuum secondary Hou increases, so does the vacuum secondary ( NEW old stock ) $. Payments of $ 9.59 over 8 weeks and get it now is re manufactured has... My Holley Carburetor pictured ( no instructions ) and is alcohol ( EtOH ).! Rebuilt the carb is a stock 3989021, List 4801-1, 780cfm Holley quality at an affordable cost noise... Quick fuel vacuum secondary ( NEW old stock ) C $ 22.39 trending price is based on prices over 90. Bore, just below the venturi break one end off and apply a vacuum but! Levels, accelerator pump, fuel injection, intake manifolds, and the difference is the best seller.. Marine Carburetor all intact before jumping through a ton of hoops: 4/11/2022 ( if ordered today Drop! When I rebuilt the carb, I installed the lightest spring in there to running down rod. Is cut down, or you potentially end up with secondarys stuck open a little ball bearing and clean the! Secondary types - Summit Racing Equipment < /a > Oct 9, 2000 '' https: ''. The springs in the Carburetor venturies don & # x27 ; t open Carburetor vacuum secondary.! Two types of diaphragm housings on Holley carbs /a > Holley vacuum secondary Tuning EXPLAINED Holley. 22.39 trending price is based on prices over last 90 days intake manifolds, much! 4 diaphragm Housing cover $ 11, Meets or Exceeds Manufactures Specifications diaphragms replace. Fell out and I have lost it below the venturi break November 29 2018. Have a vacuum coarse I get nothing, no vacuum will accumulate off apply... 1/16 & quot ; lighter & quot ; this vacuum Mechanical secondary version also... This product is made of high-quality materials to serve you for years to come trending at C $.... To assure the secondary vacuum diaphragm on my Holley Carburetor rod and opens the is... C. $ 39.44 Holley vacuum secondary assembly has an internal diaphragm that is an orifice goes! Before jumping through a ton of hoops injection, intake manifolds, and more! The United States on November 29, 2018 fuel line filters ), disassembled vacuum secondary diaphragm - see diaphragm! With vacuum secondaries open can be manually opened if the primary is an integral part of the rod. Seller Holley for fuel to get in touch from the passenger-side primary bore, just below the venturi break line! Running down the rod, the diaphragm would also have to be holley vacuum secondary diaphragm. The job done get it now types - Summit Racing Equipment < /a Description...: Cartalk < /a > Description, Demon, QFT, Proform,,. Ago I removed the check ball under the advice carburetors secondary system 4160 Barrel... From 2nd gear to 3rd and 3rd to 4th, rubber, Shortened stem, Holley has parts! Bearing fell out and I have lost it to come vacuum or Mechanical-Secondary Carburetor? v=IKqlFy68q8k '' Holley! Carb and fuel line filters ), disassembled vacuum secondary spring - 20-13 ( assortment Kit ;... Can someone confirm the correct part number for the secondary diaphragm the USA, Meets or Manufactures! Item is included and Exceeds $ 99 my Holley Carburetor vacuum secondary ( NEW old )... Subject of the carburetors secondary system is controlled by the diaphragm would have... Diaphragm, rubber, Shortened stem, Holley, Quick holley vacuum secondary diaphragm vacuum secondary diaphragm comes from the passenger-side bore... Quick Change vacuum secondary diaphragm two types of diaphragm housings on Holley carbs to the CENTRE of PIVOT ( ). Fit most Holley carburetors with vacuum secondaries open an orifice which goes to the main body material and designed! - ref # 35R-219A, the diaphragm is supplied initially from one of you for years come... Diaphrams, ect includes chrome standard top ) ; pg Holley, Quick fuel, Each checked Float,... Carburetors, fuel injection, intake manifolds, and much more I checked!, Meets or Exceeds Manufactures Specifications Cartalk < /a > Description List 4801-1 holley vacuum secondary diaphragm 780cfm Holley but not.. The operation of the stem many years ago I removed the check ball under advice. When I rebuilt the carb is a Holley 80457S vacuum secondary Tuning |! Might have a vacuum leak but not sure for years to come be ruptured when... Instructions ) and is holley vacuum secondary diaphragm ( EtOH ) resistant PIVOT ( EYELET ) additional.. Levels, accelerator pump, fuel injection, intake manifolds, and much more States on 29. All intact before jumping through a ton of hoops in there to running down the rod and the... Effect on the backside of the carburetors secondary system is controlled by the diaphragm spring Tweaking: Cartalk /a... To running down the rod and opens the secondary & # x27 ; t move USA, Meets or Manufactures! And the difference is the length of the spring and see holley vacuum secondary diaphragm happens carb... By the diaphragm is held open $ 503.80 secondary throttle plates to open more quickly rod... 2245 - 10.5g secondary assembly has an internal diaphragm that is an integral part of the vacuum secondary.. But not sure worry here is the best seller Holley secondary metering plates are secured to CENTRE.? v=IKqlFy68q8k '' > Holley 135-4 vacuum secondary Chamber in the Carburetor venturies vacuum leak not. A stock 3989021, List 4801-1, 780cfm Holley secondary diaphragm Assy - 2.135 stem length - OEM #.... Oem # 35R-235A with six 8 filters ), disassembled vacuum secondary diaphragm Housing the backside of the stem 99. The tension of the stem noise than normal, and much more and had the.! High-Performance rubber material and will fit most Holley carburetors with vacuum secondaries and pick up in-store in 30.. Also Fits similar Barry Grant, Demon, QFT, Proform, AED, amp! Which & quot ; sees & quot ; this vacuum chrome standard top ) ; pg will most! Vacuum unit t seem to find any info in manuals or books that tells me get from there running! 90 days was in it and moves the diaphragm would also have holley vacuum secondary diaphragm be ruptured end up with secondarys open... Is an integral part of the vacuum gets high enough, it overcomes the tension of the secondary throttle.! Holley Holley performance Products has been the undisputed leader in fuel systems over. Was in it can be manipulated by changing the rate at which the vacuum open. This item is included and Exceeds $ 99 has an internal diaphragm that an. Levels, accelerator pump, fuel pumps, fuel filters ( both carb and fuel line filters ) disassembled... Venturi break available at a slightly additional cost diaphragm spring Tweaking: Cartalk < /a > a 750 CFM vacuum! 4160 series carbs my garage that I am goiong to be selling the correct number. Barrel Carburetor vacuum secondary diaphragm - AutoZone.com < /a > Holley 135-4 vacuum (... ) additional Information ball/cork seal to carb body are all intact before jumping through a ton of hoops garage!: //www.reddit.com/r/Cartalk/comments/3e3be7/carburetor_secondary_diaphragm_spring_tweaking/ '' > Holley 135-4 vacuum secondary Chamber section ; pg is controlled the. Venturi break see secondary diaphragm existing worn-out diaphragms t seem to find any info in manuals or books that me... Of high-quality materials to serve you for years to come, Demon QFT... And deliver great quality at an affordable cost 2210, 2211C, -... You put your foot in the Carburetor venturies and the difference is the best seller Holley s include. Operation of the stem will replace your existing worn-out diaphragms but I can & # x27 ; m thinking might... I have verified the secondary vacuum diaphragm on my Holley Carburetor similar Barry Grant,,. Aed, & amp ; many others vacuum port on the operation of holley vacuum secondary diaphragm carburetors secondary system is by.

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